File extension Z (.Z) information

Windows cannot open Z files?

If Windows is unable to open file extension .Z you may have registry related errors or may not have the appropriate program installed. We strongly recommend that you run a free registry scan.

Appropriate program:

The .Z file extension identifies Unix Compressed files. These will contain program files or personal data in a compressed format. These .Z files were the generated by the default UNIX compression utility which has now been replaced by the GNUzip application (whose archive file format is .GZ). To create, or uncompress, .Z files you can use Allume Systems Stuffit Expander, WinZip or WinRAR.. Incorrect associations are the cause of many file extension errors. Scan your system to prevent, identify and repair Z file extension association errors.


  • Performance: To optimize memory and CPU usage for Z files run a free performance scan.
  • Stability: Fix Z errors to make your system and applications more stable.
  • Drivers: Scan your PC for the outdated drivers which lead to system errors and slowdowns.

You are currently viewing the detail page for ABF file extension. This page contains a detailed description of the ABF file type, software tools to help resolve file association errors in the Windows registry together with relevant system utility applications and other related information.